Home / 63,867.28-88,139.57-35,572.96

Finding the Fourth Proportional to 63,867.28, 88,139.57 and 35,572.96

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Solution

The fourth proportional to 63,867.28, 88,139.57 and 35,572.96 is: 49,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,867.28 : 88,139.57 = 35,572.96 : x
  2. Step 2: Convert to fraction form
    63,867.28/88,139.57 = 35,572.96/x
  3. Step 3: Cross multiply
    63,867.28x = 88,139.57 × 35,572.96
  4. Step 4: Simplify right side
    63,867.28x = 3,135,385,398.03
  5. Step 5: Solve for x
    x = 3,135,385,398.03/63,867.28
  6. Step 6: Final answer
    x = 49,092.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.